It's a story that's been heard a million times, he just didn't think it could happen to him. One moment he's just a regular young man in the mundane world, but a chance encounter with a mysterious figure sends him to a mysterious world in ruins. Why him, who was this figure, why did they save his...

An obscured origin, top-of-the-line equipment, and a serial number. That was all HK-91-3800 amounted to in the eyes of Soluna Consortium. She was a Gatekeeper, a group of living-dead cyborgs built with forbidden, mysterious, and not-of-this-world technology. As a Gatekeeper, they had one missi...